3, 4 and 6 yeah
Geddy Lee [294374], Chris Squire, John Entwistle, and Stanley Clarke are also amazing.
My own style probably reflects Paul McCartney most since I'm good at making lines but I'm no virtuoso.

Vince Hornsby from Sevendust has always impressed me. Les Claypool from Primus is outstanding. Tim Commerford for Rage Against the Machine and Rex Brown from Pantera kills it too. Bobby Sheehan from Blues Traveler is great too. So many great ones that we're probably overlooking here.

A bass player is a musician who plays a bass instrument. It does not require that you do not play anything else. You can know how to play keyboards or guitar and you can be called a guitar player and a keyboard player it doesn't matter that you know other instruments.